diff --git a/source/_components/mercedesme.markdown b/source/_components/mercedesme.markdown
index e84e87c6124..c85b54cd78e 100644
--- a/source/_components/mercedesme.markdown
+++ b/source/_components/mercedesme.markdown
@@ -48,4 +48,8 @@ scan_interval:
   required: true
   default: 30
   type: int
-{% endconfiguration %}
\ No newline at end of file
+{% endconfiguration %}
+
+<p class='note'>
+The requirement `lxml` has to be [installed](http://lxml.de/installation.html) manually `pip install lxml` on some devices.
+</p>